Over the past 30 years, there have been 22 property sales recorded in the WD17 3AW postcode area. The highest sale price reached £1,210,000, while the most recent sale was for a detached house sold in July 2025 for £1,210,000.

The estimated average property value in WD17 3AW currently stands at £1,034,890, which is approximately 111.5% higher than the city average, indicating a potentially more desirable or in-demand location.

In terms of size, the average price per square metre is approximately £7,197.

Property prices in WD17 3AW have risen by 0.2% over the past year , with a total increase of 15.2% over the past five years, and a long-term rise of 50% over the past decade.

The most common type of property sold in the area is detached, making up around 95% of transactions , followed by semi-detached.

Housing in WD17 3AW is predominantly owner-occupied, with an estimated 100% of homes being lived in by the owners.

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Property Sales

306 Cassiobury Drive, Watford, Hertfordshire, WD17 3AW

🏠 Detached
🛏️ 6bed
📐 1528 sq ft
Today
£1,005,066
streetscan.co.uk estimate
27 Aug 2021
£960,000
More details

308 Cassiobury Drive, Watford, Hertfordshire, WD17 3AW

🏠 Detached
🛏️ 5bed
📐 1270 sq ft
Today
£842,518
streetscan.co.uk estimate
24 Oct 2016
£745,000
More details

312 Cassiobury Drive, Watford, Hertfordshire, WD17 3AW

🏠 Detached
🛏️ 6bed
📐 1249 sq ft
Today
£1,000,027
streetscan.co.uk estimate
14 Jun 2024
£975,000
More details

314 Cassiobury Drive, Watford, Hertfordshire, WD17 3AW

🏠 Detached
🛏️ 7bed
📐 2099 sq ft
Today
£1,072,174
streetscan.co.uk estimate
6 Feb 2002
£360,000
More details

316 Cassiobury Drive, Watford, Hertfordshire, WD17 3AW

🏠 Detached
🛏️ 4bed
📐 1496 sq ft
Today
£1,041,516
streetscan.co.uk estimate
2 Oct 2024
£1,035,000
27 Nov 2017
£875,000
More details

318 Cassiobury Drive, Watford, Hertfordshire, WD17 3AW

🏠 Detached
🛏️ 7bed
📐 1173 sq ft
Today
£956,212
streetscan.co.uk estimate
22 May 2015
£686,000
More details

320 Cassiobury Drive, Watford, Hertfordshire, WD17 3AW

🏠 Detached
🛏️ 5bed
📐 1184 sq ft
Today
£936,856
streetscan.co.uk estimate
1 Aug 2013
£550,000
More details

322 Cassiobury Drive, Watford, Hertfordshire, WD17 3AW

🏠 Detached
🛏️ 7bed
📐 1689 sq ft
Today
£1,128,868
streetscan.co.uk estimate
4 Sep 2009
£525,000
27 Feb 1995
£163,000
More details

324 Cassiobury Drive, Watford, Hertfordshire, WD17 3AW

🏠 Detached
🛏️ 7bed
📐 2131 sq ft
Today
£1,027,081
streetscan.co.uk estimate
28 Jun 2019
£875,000
More details

330 Cassiobury Drive, Watford, Hertfordshire, WD17 3AW

Today
£1,031,327
streetscan.co.uk estimate
9 Aug 2002
£385,000

332 Cassiobury Drive, Watford, Hertfordshire, WD17 3AW

🏠 Detached
🛏️ 7bed
📐 1270 sq ft
Today
£956,005
streetscan.co.uk estimate
7 Jan 2015
£639,995
More details

336 Cassiobury Drive, Watford, Hertfordshire, WD17 3AW

🏠 Detached
🛏️ 6bed
📐 1335 sq ft
Today
£929,064
streetscan.co.uk estimate
27 Jan 2022
£900,000
More details

338 Cassiobury Drive, Watford, Hertfordshire, WD17 3AW

🏠 Detached
🛏️ 6bed
📐 2573 sq ft
Today
£1,178,061
streetscan.co.uk estimate
16 Jul 2025
£1,210,000
17 Apr 2014
£620,000
View +1 more
More details

340 Cassiobury Drive, Watford, Hertfordshire, WD17 3AW

🏠 Detached
🛏️ 6bed
📐 1664 sq ft
Today
£1,085,744
streetscan.co.uk estimate
8 Feb 2013
£612,500
More details

346 Cassiobury Drive, Watford, Hertfordshire, WD17 3AW

🏠 Detached
🛏️ 6bed
📐 1587 sq ft
Today
£1,201,114
streetscan.co.uk estimate
16 Dec 2011
£635,000
4 Jun 1999
£250,000
More details

348 Cassiobury Drive, Watford, Hertfordshire, WD17 3AW

Today
£1,177,508
streetscan.co.uk estimate
22 Nov 2002
£473,950

350 Cassiobury Drive, Watford, Hertfordshire, WD17 3AW

🏠 Semi-detached
🛏️ 6bed
📐 1722 sq ft
Today
£1,203,488
streetscan.co.uk estimate
29 Mar 2022
£1,150,000
More details

Area Insights

Data Sources

Properties at WD17 3AW appear twenty-two times in the Land Registry records, with the latest transaction recorded on 16 Jul 2025. It also has fifteen Energy Performance Certificates (EPC) entries, the earliest dating back to 9 Dec 2021. We use this data, to estimate the property's characteristics and current market value.

This website uses public sector information from:

These datasets are licensed under the Open Government Licence v3.0.
This website is not affiliated with or endorsed by HM Land Registry or DLUHC.

Disclaimer: StreetScan.co.uk makes all reasonable efforts to ensure the information provided on this website is current and accurate; however, no warranties or representations are made as to its completeness or accuracy. StreetScan.co.uk expressly disclaims any and all liability for any loss, damage, or expense arising directly or indirectly from the use of, or reliance upon, such information.